User ManualTable of ContentsDell PowerEdge R520 Owner's Manual3About Your System9Front-Panel Features And Indicators9LCD Panel Features11Home Screen11Setup Menu12View Menu12Hard-Drive Indicator Patterns13Back-Panel Features And Indicators14NIC Indicator Codes15Power Indicator Codes15Power Indicator Codes For Non-Redundant Power Supply17Other Information You May Need18Using The System Setup And Boot Manager19Choosing The System Boot Mode19Entering System Setup20Responding To Error Messages20Using The System Setup Navigation Keys20System Setup Options21System Setup Main Screen21System BIOS Screen21System Information Screen21Memory Settings Screen22Processor Settings Screen22SATA Settings Screen24Boot Settings Screen24Integrated Devices Screen24Serial Communications Screen25System Profile Settings Screen26System Security Screen27Miscellaneous Settings28System And Setup Password Features28Assigning A System And/Or Setup Password29Deleting Or Changing An Existing System And/Or Setup Password29Using Your System Password To Secure Your System30Operating With A Setup Password Enabled30Entering The UEFI Boot Manager30Using The Boot Manager Navigation Keys31Boot Manager Screen31UEFI Boot Menu32Embedded System Management32iDRAC Settings Utility32Entering The iDRAC Settings Utility32Changing The Thermal Settings32Installing System Components35Recommended Tools35Front Bezel (Optional)35Installing The Front Bezel35Removing The Front Bezel36Opening And Closing The System36Opening The System36Closing The System37Inside The System37Cooling Shroud39Removing The Cooling Shroud40Installing The Cooling Shroud41System Memory41General Memory Module Guidelines43Mode-Specific Guidelines43Advanced ECC (Lockstep)43Memory Optimized (Independent Channel) Mode44Memory Sparing44Memory Mirroring44Sample Memory Configurations44Removing Memory Modules46Installing Memory Modules47Hard Drives48Removing A 3.5 Inch Hard-Drive Blank49Installing A 3.5 Inch Hard-Drive Blank49Removing A Dual Slot Hard-Drive Blank50Installing A Dual Slot Hard-Drive Blank51Removing A Hot-Swap Hard Drive51Installing A Hot-Swap Hard Drive52Removing A 2.5 Inch Hard Drive From A 3.5 Inch Hard-Drive Adapter53Installing A 2.5 Inch Hard Drive Into A 3.5 Inch Hard-Drive Adapter53Removing A Hard Drive Or A Hard-Drive Adapter From A Hard-Drive Carrier53Installing A Hard Drive Or A Hard-Drive Adapter Into A Hard-Drive Carrier55Optical Drive (Optional)56Removing The Optical Drive56Installing The Optical Drive57Cooling Fans57Removing A Cooling Fan57Installing A Cooling Fan58Internal USB Memory Key (Optional)59Replacing the Internal USB Key59Expansion Cards And Expansion-Card Risers60Expansion-Card Installation Guidelines60Removing An Expansion Card61Installing An Expansion Card63Removing Expansion-Card Risers64Installing Expansion-Card Risers65iDRAC Ports Card (Optional)65Removing The iDRAC Ports Card66Installing The iDRAC Ports Card67SD vFlash Card68Replacing An SD vFlash Card68Internal Dual SD Module68Removing The Internal Dual SD Module69Installing The Internal Dual SD Module70Internal SD Card70Removing An Internal SD Card70Installing An Internal SD Card70Integrated Storage Controller Card71Removing The Integrated Storage Controller71Installing The Integrated Storage Controller72Processors73Removing A Processor73Installing A Processor75Power Supplies76Removing An AC Power Supply77Installing An AC Power Supply78Wiring Instructions For A DC Power Supply78Removing A DC Power Supply81Installing A DC Power Supply81Removing The Power Supply Blank82Installing The Power Supply Blank82Removing The Power-Distribution And Power-Interposer Boards83Installing The Power-Distribution And Power-Interposer Boards85Removing A Non-Redundant Power Supply86Installing A Non-Redundant Power Supply88Removing The Redundant Power Supply Unit Divider88Installing The Redundant Power Supply Unit Divider89System Battery90Replacing The System Battery90Hard-Drive Backplane91Removing The Hard-Drive Backplane91Installing The Hard-Drive Backplane94Control Panel Assembly95Removing The Control-Panel Board95Installing The Control-Panel Board96Removing The Control Panel96Installing The Control Panel97System Board97Removing The System Board98Installing The System Board99Troubleshooting Your System101Safety First—For You And Your System101Troubleshooting System Startup Failure101Troubleshooting External Connections101Troubleshooting The Video Subsystem101Troubleshooting A USB Device101Troubleshooting A Serial I/O Device102Troubleshooting A NIC102Troubleshooting A Wet System103Troubleshooting A Damaged System103Troubleshooting The System Battery104Troubleshooting Power Supplies104Troubleshooting Cooling Problems105Troubleshooting Cooling Fans105Troubleshooting System Memory105Troubleshooting An Internal USB Key106Troubleshooting An SD Card106Troubleshooting An Optical Drive107Troubleshooting A Hard Drive108Troubleshooting A Storage Controller108Troubleshooting Expansion Cards109Troubleshooting Processors110Using System Diagnostics111Dell Online Diagnostics111Dell Embedded System Diagnostics111When To Use The Embedded System Diagnostics111Running The Embedded System Diagnostics111System Diagnostic Controls112Jumpers And Connectors113System Board Jumper Settings113System Board Connectors114Disabling A Forgotten Password115Technical Specifications117System Messages123LCD Messages123Viewing LCD Messages123Removing LCD Messages123System Error Messages123Warning Messages139Diagnostic Messages139Alert Messages139Getting Help141Contacting Dell141Size: 8.86 MBPages: 141Language: EnglishOpen manual